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| author | H. Peter Anvin <hpa@zytor.com> | 2008-08-25 22:45:37 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-08-25 22:45:37 -0700 |
| commit | 94d4ac2f4a58c6e37876827c6688c61cef21290c (patch) | |
| tree | 732f4e4794f3c116041242f69754637f75c0dd57 /fs/ext4/balloc.c | |
| parent | ed21763e7b0b3fb50e4efd9d4bc17ef5b035d304 (diff) | |
| parent | 08970fc4e0385790a7b093adfaa4165a189f9eb0 (diff) | |
Merge branch 'x86/urgent' into x86/cleanups
Diffstat (limited to 'fs/ext4/balloc.c')
| -rw-r--r-- | fs/ext4/balloc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 1ae5004e93fc..e9fa960ba6da 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -1626,6 +1626,9 @@ ext4_fsblk_t ext4_has_free_blocks(struct ext4_sb_info *sbi, free_blocks = percpu_counter_sum_and_set(&sbi->s_freeblocks_counter); #endif + if (free_blocks <= root_blocks) + /* we don't have free space */ + return 0; if (free_blocks - root_blocks < nblocks) return free_blocks - root_blocks; return nblocks; |